Ness is one of the only 4 original locked characters in Super Smash Brother. Out of the 4, he was considered the hardest to obtain.
Lucas was going to be the main representative of the Mother series games. However, due to the cancellation of Earthbound N64, Ness was the obvious choice.
Ness's victory theme in Super Smash Brothers 3DS and WiiU version is a slowed down version of the title theme from Earthbound
Many iconic things from the game Earthbound game can be seen in the background of the stage Onett, such as The Drug Store, Ness and Pokeys houses and the meteorite that starts Ness's adventure
Despite his small stature, Ness has one of the most hard hitting moves in the Smash series games, P.K. Flash